[ARM] Fix some Clang-tidy modernize-use-using and Include What You Use warnings; other minor fixes (NFC).

llvm-svn: 313823

1 files changed, 6 insertions, 3 deletions

diff --git a/llvm/lib/Target/ARM/ARMFrameLowering.cpp b/llvm/lib/Target/ARM/ARMFrameLowering.cpp
index b72ea08041c..65ca2ad504a 100644
--- a/llvm/lib/Target/ARM/ARMFrameLowering.cpp
+++ b/llvm/lib/Target/ARM/ARMFrameLowering.cpp
@@ -1,4 +1,4 @@
-//===-- ARMFrameLowering.cpp - ARM Frame Information ----------------------===//
+//===- ARMFrameLowering.cpp - ARM Frame Information -----------------------===//
 //
 //                     The LLVM Compiler Infrastructure
 //
@@ -19,6 +19,7 @@
 #include "ARMSubtarget.h"
 #include "MCTargetDesc/ARMAddressingModes.h"
 #include "MCTargetDesc/ARMBaseInfo.h"
+#include "Utils/ARMBaseInfo.h"
 #include "llvm/ADT/BitVector.h"
 #include "llvm/ADT/STLExtras.h"
 #include "llvm/ADT/SmallPtrSet.h"
@@ -39,6 +40,7 @@
 #include "llvm/IR/Function.h"
 #include "llvm/MC/MCContext.h"
 #include "llvm/MC/MCDwarf.h"
+#include "llvm/MC/MCInstrDesc.h"
 #include "llvm/MC/MCRegisterInfo.h"
 #include "llvm/Support/CodeGen.h"
 #include "llvm/Support/CommandLine.h"
@@ -49,6 +51,7 @@
 #include "llvm/Support/raw_ostream.h"
 #include "llvm/Target/TargetInstrInfo.h"
 #include "llvm/Target/TargetMachine.h"
+#include "llvm/Target/TargetOpcodes.h"
 #include "llvm/Target/TargetOptions.h"
 #include "llvm/Target/TargetRegisterInfo.h"
 #include "llvm/Target/TargetSubtargetInfo.h"
@@ -953,7 +956,8 @@ void ARMFrameLowering::emitPushInst(MachineBasicBlock &MBB,
 
   DebugLoc DL;
 
-  typedef std::pair<unsigned, bool> RegAndKill;
+  using RegAndKill = std::pair<unsigned, bool>;
+
   SmallVector<RegAndKill, 4> Regs;
   unsigned i = CSI.size();
   while (i != 0) {
@@ -1525,7 +1529,6 @@ static unsigned estimateRSStackSizeLimit(MachineFunction &MF,
 // In functions that realign the stack, it can be an advantage to spill the
 // callee-saved vector registers after realigning the stack. The vst1 and vld1
 // instructions take alignment hints that can improve performance.
-//
 static void
 checkNumAlignedDPRCS2Regs(MachineFunction &MF, BitVector &SavedRegs) {
   MF.getInfo<ARMFunctionInfo>()->setNumAlignedDPRCS2Regs(0);